Toothbrush



FIG. 1 is a top plan view of a toothbrush, showing my new design;

FIG. 2 is a side elevational view, the opposite side being a mirror image;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a cross-sectional view taken along line 4--4 of FIG. 1;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a cross-sectional view taken along line 7--7 of FIG. 1. 

The ornamental design for a toothbrush, as shown and described. 